Question

Subtract -7a^2+3a-9−7a

Answer 1

Answer:

You will subtract these top 2

- 7 {a}^{2}  + 3a - 9 - 7 {a}^{2}  + 3a - 9

5 {a}^{2}  - 6a - 45 {a}^{2}  - 6a - 4

and this bottom one is your ANSWER

- 12 {a}^{2}  - 110a - 22